A sarmentose shrub 1—3 m tall, or woody liana up to 12 m long, stem to 15 cm in diameter, branches dark brown, lenticellate. Leaves elliptical, obovate or ovate, 5—24 cm x 2.5—11 cm, base cuneate, apex acuminate to emarginate, petiole 3—13(—18) mm long. Cyme 5—15(—25) cm long, 5—25-flowered (1—5 flowers open at a time); calyx with 1—8 colleters per sepal, sepals acute, glabrous to ciliate; corolla tube 1.5—4.2 times as long as the calyx, white, turning yellow, then red, at the mouth 7.5—15(—22) mm wide, corona lobes ligulate or subulate, red turning purple, corolla lobes broadly ovate, abruptly narrowed into the tails, white, turning red, via yellow, tails pendulous, yellow, turning purple via red, lobes including the tails 0.5—25 cm long, stamens 5—14 mm, exserted. Follicles divergent at an angle of (150—)180—200?, (10-)13—30 cm x 2—4.8 cm, tapering into a broad or narrow obtuse apex. Seed 10—25 mm x 3—4 mm, beak glabrous for 5—14 mm and bearing a coma for 18—32 mm, coma 50—90 mm long. |
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